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UPSC PYQPrelims 2025

Civil Services Examination · Question 13

Statement I: Scientific studies suggest that a shift is taking place in the Earth's rotation and axis. Statement II: Solar flares and associated coronal mass ejections bombarded the Earth's outermost atmosphere with tremendous amount of energy. Statement III: As the Earth's polar ice melts, the water tends to move towards the equator. Which one of the following is correct in respect of the above statements?

  1. Both Statement II and Statement III are correct and both of them explain Statement I
  2. Both Statement II and Statement III are correct but only one of them explains Statement I
  3. Only one of the Statements II and III is correct and that explains Statement I
  4. Neither Statement II nor Statement III is correct
Show answer & explanation

Answer: (B) Both Statement II and Statement III are correct but only one of them explains Statement I

Explanation

Both II and III are true phenomena, but redistribution of melting ice mass toward the equator (III) is the one that explains the Earth's axis/rotation shift.